The Godox LED308IIC Bi-Color 21W On-Camera LED Light features a 3300 to 5600K color temperature and 308 LED bulbs that provide a bright output in a lightweight package. It features a built-in L-series battery plate (battery not included), or you can power the light from an optional AC to DC power adapter (not included). The light is dimmable from 100 to 10% brightness, and a built-in LCD screen shows color temperature, brightness, battery power, and wireless channel.An optional wireless remote features a range of about 65' and enables you to control lights in six groups. The light mounts onto your camera via a tiltable cold shoe mount that enables you to set the position and lock it in place. Removable barndoors with built-in intensifiers help control the fixture's output, and optional filters are available separately to help control the color and quality of the light's output. The fixture and optional wireless remote communicate on the 433 MHz frequency. You can choose from 16 channels, and control up to six groups of light fixtures. You can adjust the brightness of the fixture either locally on the fixture or wirelessly with the remote control. The tiltable cold shoe mount features a 1/4"-20 threaded mounting hole on the bottom so you can easily mount it on accessory arms, available handle, or light stands with a 1/4"-20 threaded mounting stud.